Definition of formaldehyde in English:

formaldehyde

Line breaks: for|mal¦de|hyde
Pronunciation: /fɔːˈmaldɪhʌɪd
 
/

noun

[mass noun] Chemistry
  • A colourless pungent gas in solution made by oxidizing methanol.
    • Alternative name: methanal; chemical formula: CH2O
    More example sentences
    • Set on fire, these items release formaldehyde, polyvinyl chloride, and dioxins.
    • They are produced by the polymerization reaction of phenol and formaldehyde.
    • Bleach, ethyl alcohol, and formaldehyde can kill the virus in the environment.

Origin

late 19th century: blend of formic acid and aldehyde.

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Word of the day skosh
Pronunciation: skəʊʃ
noun
a small amount; a little